HARNESS AS-WIRING 2257959 - Caterpillar

Removal Procedure
Start By:
Remove the radiator guard, the radiator and the oil coolers. Refer to Disassembly and Assembly, "Radiator Guard, Radiator and Oil Coolers - Remove".
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Note: Install caps and plugs on all openings in order to prevent dirt or debris from entering the system. Cleanliness is an important factor. Before the removal procedure, the exterior of the component should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism.Note: For easier assembly, mark all hose assemblies, tube assemblies, wire harnesses and cables for identification purposes.
Illustration 1 g00605641
Release the tension on six V-belts (1) by rotating belt tightener (2) with a suitable wrench. Remove six V-belts (1) from the fan drive, the belt tightener, and the crankshaft pulley.
Illustration 2 g00605642
Remove two springs (3) from bracket (4) by rotating the belt tightener with a suitable wrench.
Illustration 3 g00605643
Remove bolt (5), the washer and washer (6) that secures belt tightener (2) to the mounting bracket.
Illustration 4 g00605756
Disconnect lubrication line (7) from belt tightener (2).
Use two persons to remove belt tightener (2) from the engine. The weight of the belt tightener is 30 kg (65 lb).